LLFF/imgs2poses.py ERROR: the correct camera poses for current points cannot be accessed

[MHJ0208]

Dear authors,
Great thanks for releasing this nice work!
I have an issue for multipleviewprogress.sh

python LLFF/imgs2poses.py ./colmap_tmp/
Don't need to run COLMAP
Post-colmap
Cameras 5
Images # 5
ind 10
len(cams) 5
ERROR: the correct camera poses for current points cannot be accessed
Done with imgs2poses

my own dataset is technicolor dataset.
How can i solve this problem? Thank for your great work!